Transform66: Inside the Beltway 6 Month Performance Review
1. Transform66: Inside the Beltway
6 Month Performance Review
Nick Donohue
Deputy Secretary of Transportation
July 17, 2018
2. Transform66: Inside the Beltway
• Result of a multi-year planning that started during the
McDonnell Administration
• 2016 compromise reached with General Assembly
– Convert I-66 to express lanes from 5:30a-9:30a EB and 3:00p-
7:00p WB
– Widening I-66 EB from the Dulles Connector Road to Ballston
– groundbreaking took place last week
– Re-invest toll revenues in the corridor for improvements
recommended by NVTC – $24M allocated to-date
– HOV-2 to HOV-3 when 66 Outside the Beltway opens in 2022
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3. Transform66: 6-Month Performance Review
• Morning peak period travel speeds
– I-66
– Parallel arterials
• Evening peak period travel speeds
– I-66
– Parallel arterials
• Toll rates and usage
• Morning shoulder period analysis
• Incidents
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16. I-66 Westbound PM Average Travel Speeds
Pre- and Post-Tolling 6 month comparison
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Before
45.3 mph
After
56.0 mph
23.6%
increase
17. I-66 WB Segment 4 Average Travel Speeds
Pre- and Post-Tolling 6 month comparison
17
Before
45.9 mph
After
55.3 mph
20.5%
increase
18. I-66 WB Segment 3 Average Travel Speeds
Pre- and Post-Tolling 6 month comparison
18
Before
46.6 mph
After
58.6 mph
25.8%
increase
19. I-66 WB Segment 2 Average Travel Speeds
Pre- and Post-Tolling 6 month comparison
19
Before
58.2 mph
After
61.3 mph
5.3%
increase
20. I-66 WB Segment 1 Average Travel Speeds
Pre- and Post-Tolling 6 month comparison
20
Before
40.1 mph
After
51.3 mph
27.9%
increase
21. Route 50 WB PM Average Travel Speeds
Pre- and Post-Tolling 6 month comparison
21
Before
26.1 mph
After
26.3 mph
0.9%
increase
22. Route 29 WB PM Average Travel Speeds
Pre- and Post-Tolling 6 month comparison
22
Before
19.6 mph
After
20.8 mph
6.2%
increase
23. Route 7 WB PM Average Travel Speeds
Pre- and Post-Tolling 6 month comparison
23
Before
18.8 mph
After
19.8 mph
5.1%
increase
24. GW Parkway NB PM Average Travel Speeds
Pre- and Post-Tolling 6 month comparison
24
Before
32.9 mph
After
35.0 mph
6.3%
increase
25. Toll Rates and Usage
• $13.09 average price for round trips
– $8.49 average price for eastbound trips
– $4.60 average price for westbound trips
• 30,184 average daily vehicle trips
– 13,688 average daily eastbound trips
– 16,496 average daily westbound trips
• 43% of trips on average are HOV
– 49.0% of eastbound trips on average are HOV
– 37.9% of eastbound trips on average are HOV
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26. Toll Rates and Usage
• 0.28% of all toll payers paid more than $40 during the first
six months
• These toll rates are experienced during the height of rush
hour between 8am and 9am
• HOV usage peaks between 8am and 9am, and appears to
be increasing during this time as well
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HOV Penetration December 2017 May 2018
8:00 – 8:30a 49.3% 59.3%
8:30 – 9:00a 44.9% 54.1%
28. Northern Virginia AM Express Lane
Toll Rates per Mile
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* Compiled by UVA Center for Transportation Studies
29. Northern Virginia AM Estimated Travel
Time Savings from Express Lanes
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* Compiled by UVA Center for Transportation Studies
66 vs 29 – 1.5-2
minutes per mile
66 vs 50 – 0.5- 1.5
minutes per mile
95 Fairfax vs GP –
0.5-1 minute per mile
495 NB vs GP – 0.5-1
minute per mile
30. Northern Virginia PM Express Lane
Toll Rates per Mile
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* Compiled by UVA Center for Transportation Studies
31. Northern Virginia PM Estimated Travel
Time Savings from Express Lanes
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* Compiled by UVA Center for Transportation Studies
66 vs 29 – 2-3
minutes per mile
66 vs 50 – 1-1.5
minutes per mile
95 Fairfax vs GP –
1.5-2 minutes per
mile
495 SB vs GP – 0.5-
1.5 minutes per mile
32. Month-to-Month Usage Statistics
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January February March April May
EB AM Peak
Traffic
12,961 13,958 13,656 14,832 15,340
WB PM
Peak Traffic
15,364 16,656 16,447 17,398 18,130
Total Daily
HOV Traffic
12,233 13,559 13,101 14,306 14,712
33. AM Shoulder Period – 6:00am Travel
Times
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66 to TR bridge –
15.4 minutes
495 to GW to TR
bridge– 13.5
minutes
Pre-Tolling
66 Nutley to TR
bridge –
17.4 minutes
Post-Tolling:
66 Nutley to Route 50
to TR bridge –
20.6 minutes
34. AM Shoulder Period – 6:00am Travel
Times
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Pre-Tolling:
66 to TR bridge –
15.4 minutes
Post-Tolling:
495 to GW to TR
bridge– 13.5
minutes
35. Incidents on I-66
Pre- and Post-Tolling 6 month comparison
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Eastbound Westbound
Time
Period
Pre-Tolling
Post-
Tolling
Pre-Tolling
Post-
Tolling
Crashes 248 218 164 132
% Change 12.1% Decrease 15.0% Decrease
36. Moving Forward
• Will continue to monitor performance of Express
Lanes and parallel routes
– Seek to identify potential operational improvements
• Construction on new eastbound lane is underway and
will be complete in 2020
• VDOT is testing modifications to tolling system to
evaluate opportunities to move more people
• Will continue partnership with NVTC to re-invest toll
revenues in the corridor
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